Transmission Control Module (TCM) DTC Table
TCM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description | Action |
| P0815 | Upshift Switch Circuit | GO to Pinpoint Test C |
| P0816 | Downshift Switch Circuit | GO to Pinpoint Test C |
| P1780 | Transmission Control Switch (O/D Cancel) Circuit Out Of Self-Test Range | GO to Pinpoint Test D |